Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 238, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 4, 1997, 1:54 AM CDT for Washington County, Arkansas. It was in force for 51 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 4, 1997, 1:54 AM CDT (06:54 UTC)
- Expired
- Jul 4, 1997, 2:45 AM CDT
- In force
- 51 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Washington County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 4, 2:15 AM CDT | Thunderstorm Wind | Strickler, AR | A severe thunderstorm produced strong winds which downed trees at Devils Den State Park 6 miles southeast of Strickler. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 3, 7:30 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 6.9 hours before the alert went out and 109 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 3487 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1249 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 7.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 040655 RRA SVRTUL ARC143-040745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 154 AM CDT FRI JUL 4 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 245 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST ARKANSAS ...SOUTHERN WASHINGTON COUNTY AT 153 AM RADAR INDICATED A SEVERE THUNDERSTORM JUST NORTH OF EVANSVILLE MOVING EAST AT 30 MILES AN HOUR. THE TOWNS OF STRICKLER...BLACKBURN AND WINSLOW ARE NEAR THE PATH OF THIS STORM. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. DURING THE STORM MOVE INDOORS AND STAY AWAY FROM WINDOWS. TO PROTECT YOURSELF FROM LIGHTNING DO NOT USE THE TELEPHONE OR HAND HELD ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY. MOTORISTS SHOULD BE ALERT FOR WATER ON ROADWAYS AND NEVER DRIVE ONTO A FLOODED ROAD. KEEP TUNED TO THIS STATION FOR THE LA8TEST WEATHER BULLETINS.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 3, 9:17 PM CDT, 4 hours 37 minutes earlier.
Area forecast discussion, Jul 3, 9:17 PM CDT, 4 hours 37 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 915 PM CDT THU JUL 3 1997 NOT MUCH TIME TO ELABORATE. CDFNT MOVG STDLY SEWD INTO NERN OK. HWVR..CONSDRBL ACTVTY RMNS BHND CDFNT AND WL MAKE COSMETIC CHGS TO KEEP POPS IN FCST PAST MIDN. OTRW WL ONLY TREAK THE FIRST PD AND LV RMNDR OF FCST UNCHGD. /11 .TUL... OK...NONE. AR...NONE.
In the hours before
Local storm report, Jul 3, 8:57 PM CDT, 4 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
857 PM CDT THU JUL 03 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0728 PM 2 N WELCH OK .75 INCH HAIL
07/03/97 CRAIG DIME SIZED HAIL REPORTED
BY SPOTTERS
0731 PM WANN OK 60 MPH TSTM GUST
07/03/97 NOWATA REPORTED BY WANN PD
0731 PM WANN OK .88 INCH HAIL
07/03/97 NOWATA NICKEL SIZED HAIL REPORTED
BY WANN PD
0734 PM 2 N WANN OK .88 INCH HAIL
07/03/97 WASHINGTON NICKEL SIZED HAIL REPORTED
BY WASHINGTON COUNTY EOC
0749 PM 5 W BARTLESVILLE OK 1 INCH HAIL
07/03/97 OSAGE QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0800 PM BARTLESVILLE OK 1 INCH HAIL
07/03/97 WASHINGTON QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0825 PM 5 NW NOWATA OK .75 INCH HAIL
07/03/97 NOWATA DINE SIZED HAIL REPORTED
BY SPOTTERS
0827 PM PAWHUSKA OK 1 INCH HAIL
07/03/97 OSAGE DIME TO QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0835 PM 12 NW VINITA OK 1.75 INCH HAIL
07/03/97 CRAIG GOLFBALL SIZED HAIL
REPORTED BY SPOTTERSLocal storm report, Jul 3, 9:01 PM CDT, 4 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
857 PM CDT THU JUL 03 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0728 PM 2 N WELCH OK .75 INCH HAIL
07/03/97 CRAIG DIME SIZED HAIL REPORTED
BY SPOTTERS
0731 PM WANN OK 60 MPH TSTM GUST
07/03/97 NOWATA REPORTED BY WANN PD
0731 PM WANN OK .88 INCH HAIL
07/03/97 NOWATA NICKEL SIZED HAIL REPORTED
BY WANN PD
0734 PM 2 N WANN OK .88 INCH HAIL
07/03/97 WASHINGTON NICKEL SIZED HAIL REPORTED
BY WASHINGTON COUNTY EOC
0749 PM 5 W BARTLESVILLE OK 1 INCH HAIL
07/03/97 OSAGE QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0800 PM BARTLESVILLE OK 1 INCH HAIL
07/03/97 WASHINGTON QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0825 PM 5 NW NOWATA OK .75 INCH HAIL
07/03/97 NOWATA DINE SIZED HAIL REPORTED
BY SPOTTERS
0827 PM PAWHUSKA OK 1 INCH HAIL
07/03/97 OSAGE DIME TO QUARTER SIZED HAIL
REPORTED BY SPVOTTERS
0835 PM 12 NW VINITA OK 1.75 INCH HAIL
07/03/97 CRAIG GOLFBALL SIZED HAIL
REPORTED BY SPOTTERSLocal storm report, Jul 3, 11:28 PM CDT, 2 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1128 PM CDT THU JUL 03 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1112 PM TULSA OK .88 INCH HAIL
07/03/97 TULSA HWY 75 AND 61ST ST
1121 PM TULSA OK 65 MPH TSTM GUST
07/03/97 TULSA WINDS AT CREEK TPK AND
DELAWARE AVELocal storm report, Jul 3, 11:33 PM CDT, 2 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1128 PM CDT THU JUL 03 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1112 PM TULSA OK .88 INCH HAIL
07/03/97 TULSA HWY 75 AND 61ST ST
1121 PM TULSA OK 65 MPH TSTM GUST
07/03/97 TULSA WINDS AT CREEK TP8K AND
DELAWARE AVELocal storm report, Jul 4, 12:06 AM CDT, 1 hour 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1206 AM CDT FRI JUL 04 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0800 PM BARTLESVILLE OK .75 INCH HAIL
07/03/97 WASHINGTON NORTH SIDE OF TOWN
0830 PM NOWATA OK 1.00 INCH HAIL
07/03/97 NOWATANearby
Severe Thunderstorm Warnings in Arkansas, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.